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ETSI TS 102 744-1-2

V1.1.1 (2015-10)

Satellite Earth Stations and Systems (SES);

Family SL Satellite Radio Interface (Release 1);

Part 1: General Specifications;

Sub-part 2: System Operation Overview

TECHNICAL SPECIFICATION

ETSI

ETSI TS 102 744

2 V1.1.1 (2015

10)

Reference

DTS/SES-00299-1-2

Keywords

3GPP, GPRS, GSM, GSO, interface, MSS, radio,

satellite, TDM, TDMA, UMTS

ETSI

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Sous-Préfecture de Grasse (06) N° 7803/88

Important notice

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The copyright and the foregoing restriction extend to reproduction in all media.

DECT

, PLUGTESTS

, UMTS

and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.

3GPP

and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and

of the 3GPP Organizational Partners.

GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.

ETSI

ETSI TS 102 744

2 V1.1.1 (2015

10)

Contents

Intellectual Property Rights ................................................................................................................................ 6

Foreword ............................................................................................................................................................. 6

Modal verbs terminology .................................................................................................................................... 6

Introduction ........................................................................................................................................................ 6

1 Scope ........................................................................................................................................................ 7

2 References ................................................................................................................................................ 7

2.1 Normative references ......................................................................................................................................... 7

2.2 Informative references ........................................................................................................................................ 7

3 Abbreviations ........................................................................................................................................... 8

4 Stratum introduction ................................................................................................................................. 9

5 Mobility Management (MM) ................................................................................................................... 9

5.1 General principles............................................................................................................................................... 9

5.2 RRC States (Idle and Connected Mode)........................................................................................................... 10

5.3 UE and Network Operation Modes .................................................................................................................. 11

5.4 Mobility Management Service States ............................................................................................................... 12

5.4.0 General ........................................................................................................................................................ 12

5.4.1 PS Domain Service State Machine ............................................................................................................. 12

5.4.1.0 General .................................................................................................................................................. 12

5.4.1.1 PMM-DETACHED State ...................................................................................................................... 12

5.4.1.2 PMM-IDLE State .................................................................................................................................. 12

5.4.1.3 PMM-CONNECTED State ................................................................................................................... 13

5.4.1.4 State Transitions and Functions ............................................................................................................ 13

5.4.1.5 Periodic Routing Area Update Timer .................................................................................................... 14

5.4.1.6 Mobile Reachable Timer ....................................................................................................................... 14

5.4.2 CS Domain Service State Machine ............................................................................................................. 14

5.4.2.0 General .................................................................................................................................................. 14

5.4.2.1 CMM-DETACHED State ..................................................................................................................... 14

5.4.2.2 CMM-IDLE State ................................................................................................................................. 15

5.4.2.3 CMM-CONNECTED State .................................................................................................................. 15

5.5 Connection Maintenance .................................................................................................................................. 15

5.6 Mobility Management Procedures ................................................................................................................... 16

6 Numbering, Addressing and Identification ............................................................................................ 16

6.0 General ............................................................................................................................................................. 16

6.1 Non-Access Stratum ......................................................................................................................................... 16

6.1.0 General ........................................................................................................................................................ 16

6.1.1 PLMN Identifier (PLMN ID)...................................................................................................................... 16

6.1.2 International Mobile Subscriber Identity (IMSI) ........................................................................................ 16

6.1.3 Temporary Mobile Subscriber Identity (TMSI) and Packet Temporary Mobile Subscriber Identity

(P-TMSI) .................................................................................................................................................... 16

6.1.4 International Mobile Station Equipment Identity/Software Version (IMEI/IMEISV) ............................... 16

6.1.5 Location Area Identification (LAI) ............................................................................................................. 17

6.1.6 Routing Area Identification (RAI) .............................................................................................................. 17

6.1.7 Mobile Station International PSTN/ISDN Number (MSISDN) ................................................................. 18

6.1.8 Mobile Station Roaming Number (MSRN) ................................................................................................ 18

6.1.9 Mobile Station International Data Number ................................................................................................. 18

6.1.10 IPv4 Address ............................................................................................................................................... 18

6.1.11 IPv6 Address ............................................................................................................................................... 18

6.1.12 Access Point Name ..................................................................................................................................... 18

6.2 Access Stratum (Usl Stratum) .......................................................................................................................... 18

6.2.1 UE Identification ........................................................................................................................................ 18

6.2.1.0 General .................................................................................................................................................. 18

6.2.1.1 RRC-IDLE Mode .................................................................................................................................. 18

6.2.1.2 RRC-CONNECTED Mode ................................................................................................................... 18

ETSI

ETSI TS 102 744

2 V1.1.1 (2015

10)

6.2.2 Radio Resource to Network Layer UE Identity Association ...................................................................... 19

6.2.3 Logical Radio Interface Connection Identifiers .......................................................................................... 19

6.2.4 Other Identifiers .......................................................................................................................................... 19

6.2.4.1 Spot Beam ID ........................................................................................................................................ 19

6.3 Access Stratum (Iu Stratum) ............................................................................................................................ 19

6.3.0 General ........................................................................................................................................................ 19

6.3.1 PLMN Identifier (PLMN ID)...................................................................................................................... 19

6.3.2 CN Domain Identifier ................................................................................................................................. 19

6.3.3 CN Domain Indicator.................................................................................................................................. 19

6.3.4 RNC Identifier ............................................................................................................................................ 20

6.3.5 RNC Addresses ........................................................................................................................................... 20

6.3.6 Service Area Identifier (SAI) ...................................................................................................................... 20

6.3.7 Permanent NAS UE Identity ....................................................................................................................... 21

6.3.8 Temporary NAS UE Identity ...................................................................................................................... 21

6.3.9 Radio Access Bearer Identity (RAB ID)..................................................................................................... 21

6.3.10 Iu Signalling Connection Identifier ............................................................................................................ 22

6.3.11 Paging Area Identity ................................................................................................................................... 22

7 System Information ................................................................................................................................ 22

7.1 General Principles ............................................................................................................................................ 22

7.2 System Information in Idle and Connected Modes .......................................................................................... 22

7.3 System Information Elements .......................................................................................................................... 23

7.3.0 General ........................................................................................................................................................ 23

7.3.1 Access Stratum System Information ........................................................................................................... 23

7.3.1.0 General .................................................................................................................................................. 23

7.3.1.1 Primary Bearer ...................................................................................................................................... 23

7.3.1.2 PLMN ID .............................................................................................................................................. 24

7.3.1.3 Access Control ...................................................................................................................................... 24

7.3.1.4 Spot Beam Map ..................................................................................................................................... 24

7.3.1.5 Common Signalling Retry ..................................................................................................................... 24

7.3.1.6 GPS Policy Info .................................................................................................................................... 24

7.3.2 Non-Access Stratum System Information ................................................................................................... 24

8 UE Idle Mode Behaviour ....................................................................................................................... 25

8.1 NAS/AS Functional Divisions ......................................................................................................................... 25

8.2 Idle Mode Procedures ....................................................................................................................................... 25

8.2.1 Non-Access Stratum ................................................................................................................................... 25

8.2.2 Access Stratum (Usl Stratum) ..................................................................................................................... 25

8.2.2.0 General .................................................................................................................................................. 25

8.2.2.1 PLMN Discovery .................................................................................................................................. 26

8.2.2.2 PSAB Discovery ................................................................................................................................... 26

8.2.2.2.1 Method............................................................................................................................................. 26

8.2.2.2.2 Spot Beam Selection Methods ......................................................................................................... 26

9 Sleep Mode ............................................................................................................................................. 26

Annex A (informative): System operation ............................................................................................ 28

A.1 Introduction ............................................................................................................................................ 28

A.1.1 Network Architecture ....................................................................................................................................... 28

A.1.2 Adaptation Layer .............................................................................................................................................. 28

A.2 Example Call Flows ............................................................................................................................... 28

A.2.1 User Equipment Start up Sequence .................................................................................................................. 28

A.2.2 Selection of Primary Shared Access Bearer ..................................................................................................... 29

A.2.2.0 General ........................................................................................................................................................ 29

A.2.2.1 Spot Beam Hierarchy .................................................................................................................................. 29

A.2.2.2 Regional Beam Selection ............................................................................................................................ 30

A.2.2.3 Narrow Beam Access.................................................................................................................................. 30

A.2.3 PSAB Selection Process ................................................................................................................................... 30

A.2.4 Registration on the Satellite Network ............................................................................................................... 31

A.2.5 Attach Procedure and Combined Procedures ................................................................................................... 32

A.2.5.0 General ........................................................................................................................................................ 32

A.2.5.1 IMSI Attach Procedure ............................................................................................................................... 33

ETSI

ETSI TS 102 744

2 V1.1.1 (2015

10)

A.2.5.2 GPRS Attach Procedure .............................................................................................................................. 35

A.2.6 Mobile Originated Circuit Switched Call Set Up ............................................................................................. 36

A.2.7 Emergency Calls .............................................................................................................................................. 37

A.2.8 Mobile Terminated Circuit Switched Call Set Up ............................................................................................ 40

A.2.9 Circuit Switched Call Clearing ......................................................................................................................... 42

A.2.10 Activation of Packet Switched Session, "PDP Context" .................................................................................. 43

A.2.11 Deactivation of Packet Switched Session ......................................................................................................... 45

A.2.12 Preservation of PDP context during release of RAB/PS signalling connection ............................................... 46

A.2.12.0 General ........................................................................................................................................................ 46

A.2.12.1 Temporary Release of a Packet Switched Radio Access Bearer due to Inactivity...................................... 46

A.2.12.1.0 General .................................................................................................................................................. 46

A.2.12.1.1 Uplink PDU causing restoration of packet switched RAB following Earlier release ........................... 46

A.2.12.1.2 Downlink PDU causing restoration of Packet Switched RAB following earlier RAB release ............. 47

A.2.12.2 Temporary Release of a Packet Switched Signalling Connection due to Inactivity ................................... 48

A.2.12.2.0 General .................................................................................................................................................. 48

A.2.12.2.1 Uplink PDU arrival causing restoration of PS Signalling connection and RABs following Earlier

release ................................................................................................................................................... 48

A.2.12.2.2 Downlink PDU arrival causing restoration of Iu PS Signalling connection and RABs following

Earlier release ........................................................................................................................................ 50

A.2.13 PS and CS detach ............................................................................................................................................. 52

A.2.13.1 CS Detach, Mobile Originated .................................................................................................................... 52

A.2.13.2 Mobile Initiated Detach via the PS Domain (GPRS Detach, IMSI Detach or combined GPRS/IMSI

Detach) ........................................................................................................................................................ 52

A.2.14 Handover .......................................................................................................................................................... 54

A.2.14.0 General ........................................................................................................................................................ 54

A.2.14.1 Radio Access Bearer Set-up and Release ................................................................................................... 54

A.2.14.2 Change in UE Location ............................................................................................................................... 55

A.2.15 Deregistration ................................................................................................................................................... 55

A.2.16 MBMS Context Activation .............................................................................................................................. 56

A.2.17 MBMS Context Deactivation ........................................................................................................................... 56

History .............................................................................................................................................................. 57